You can also use it on artificial stone if you wanted to. (geekwrapped.com)
Ability to work with natural stone like granite and limestone and with artificial stones made of concrete and other materials (topsampleresume.com)
Beginning in the neolithic period, Reese Palley delightfully traces the mix of innovation and impudence that make up the 7000 - year history of artificial stone. (newscientist.com)